public class Example29 {
    public static void main(String[] args) {
        int[]arr={9,8,3,5,2};
        System.out.println("冒号排序前：");
        printArray (arr);
        bubbleSort (arr);
        System.out.println("冒号排序后：");
        printArray (arr);
    }
    public static void printArray(int[] arr) {
        for (int i=0;i<arr.length;i++){
            System.out.println(arr[i]+"");
        }
        System.out.println("\n");
    }
    public static void bubbleSort(int[] arr) {
        for (int i=0;i<arr.length-1;i++){
            for (int j=0;j<arr.length-i-1;j++){
                if (arr[j]>arr[j+1]){
                    int temp =arr[j];
                    arr[j]=arr[j+1];
                    arr[j+1]=temp;
                }
            }
            System.out.println("第"+(i+1)+"轮排序后：");
            printArray(arr);
        }
    }
}
